PC/AT Motherboard - mame (0283) machine

MAME: 0283 - Released: 2025-11-27T19:22:18 - Machines: 49383 - rom: 366513 - disk: 1391

machine

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namesourcefilesampleofisbiosisdeviceismechanicalrunnabledescriptionyearmanufacturercloneofromof
at_mbdevices/machine/at.cppnoyesnonoPC/AT Motherboard

chip

typetagnameclock
cpu:dma8237_1AM9517A4772727
cpu:dma8237_2AM9517A4772727
cpu:keybc:mcuIntel 8042AH12000000
audio:monoSpeaker
audio:speakerFiltered DAC

device_ref

name
pit8254
pit_counter
pit_counter
pit_counter
am9517a
am9517a
pic8259
pic8259
isa16
mc146818
speaker
speaker_sound_device
at_keybc
i8042ah

sound

channels
1

configuration

CRT Adapter Switch

nametagmaskcondition_tagcondition_maskcondition_relationcondition_value
CRT Adapter Switch:keybc:P164

setting

namevaluedefaultcondition_tagcondition_maskcondition_relationcondition_value
Monochrome Display Adapter64no
Color Graphics Adapter0yes

Key Lock

nametagmaskcondition_tagcondition_maskcondition_relationcondition_value
Key Lock:keybc:P1128

setting

namevaluedefaultcondition_tagcondition_maskcondition_relationcondition_value
Off128yes
On0no